.emjoinBox{
    width:100%;
    height:170px;  
    background: #f1f1f1;
    position: fixed;
    bottom: -25.5%;
    overflow: auto;
    &.slide{
      transition: all 0.5s ease;
      bottom: 0;
    }
    .emjoin{
        span{
            font-size: 20px; 
            padding: 0px 5px;
        }
    }
   
    .nicai{
        position: absolute;
        right: 0;
        bottom: 10px;
    }
   }